./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcmp_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcmp_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aeb0ffd1fb7d571e7b8e6363e4fb0cbfb012450e9b632e655c35a1ee40a56c64 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:35:12,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:35:12,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:35:12,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:35:12,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:35:12,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:35:12,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:35:12,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:35:12,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:35:12,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:35:12,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:35:12,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:35:12,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:35:12,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:35:12,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:35:12,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:35:12,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:35:12,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:35:12,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:35:12,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:35:12,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:35:12,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:35:12,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:35:12,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:35:12,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:35:12,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:35:12,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:35:12,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:35:12,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:35:12,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:35:12,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:35:12,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:35:12,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:35:12,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:35:12,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:35:12,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:35:12,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:35:12,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:35:12,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:35:12,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:35:12,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:35:12,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-20 12:35:12,678 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:35:12,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:35:12,679 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:35:12,679 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:35:12,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:35:12,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:35:12,681 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:35:12,682 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 12:35:12,682 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 12:35:12,682 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 12:35:12,683 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 12:35:12,683 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 12:35:12,684 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 12:35:12,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:35:12,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:35:12,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:35:12,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:35:12,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 12:35:12,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 12:35:12,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 12:35:12,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:35:12,685 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 12:35:12,686 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:35:12,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 12:35:12,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:35:12,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:35:12,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:35:12,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:35:12,689 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 12:35:12,689 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aeb0ffd1fb7d571e7b8e6363e4fb0cbfb012450e9b632e655c35a1ee40a56c64 [2022-11-20 12:35:12,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:35:12,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:35:12,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:35:12,999 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:35:13,000 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:35:13,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-15/cstrcmp_malloc.i [2022-11-20 12:35:16,015 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:35:16,345 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:35:16,346 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/sv-benchmarks/c/termination-15/cstrcmp_malloc.i [2022-11-20 12:35:16,358 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/data/60eac859f/2af2eeccbff84323a749ba85c6e57fe7/FLAGe78900fd7 [2022-11-20 12:35:16,376 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/data/60eac859f/2af2eeccbff84323a749ba85c6e57fe7 [2022-11-20 12:35:16,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:35:16,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:35:16,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:35:16,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:35:16,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:35:16,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a2c6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16, skipping insertion in model container [2022-11-20 12:35:16,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:35:16,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:35:16,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:35:16,779 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:35:16,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:35:16,882 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:35:16,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16 WrapperNode [2022-11-20 12:35:16,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:35:16,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:35:16,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:35:16,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:35:16,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,945 INFO L138 Inliner]: procedures = 152, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2022-11-20 12:35:16,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:35:16,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:35:16,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:35:16,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:35:16,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,971 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:35:16,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:35:16,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:35:16,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:35:16,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (1/1) ... [2022-11-20 12:35:16,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:16,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:17,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:17,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 12:35:17,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 12:35:17,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 12:35:17,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 12:35:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:35:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:35:17,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:35:17,140 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:35:17,142 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:35:17,333 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:35:17,340 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:35:17,340 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 12:35:17,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:17 BoogieIcfgContainer [2022-11-20 12:35:17,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:35:17,343 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 12:35:17,343 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 12:35:17,363 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 12:35:17,364 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:35:17,365 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 12:35:16" (1/3) ... [2022-11-20 12:35:17,366 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41b7bfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:35:17, skipping insertion in model container [2022-11-20 12:35:17,366 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:35:17,366 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:16" (2/3) ... [2022-11-20 12:35:17,366 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41b7bfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:35:17, skipping insertion in model container [2022-11-20 12:35:17,367 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:35:17,367 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:17" (3/3) ... [2022-11-20 12:35:17,368 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrcmp_malloc.i [2022-11-20 12:35:17,437 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 12:35:17,437 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 12:35:17,438 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 12:35:17,438 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 12:35:17,438 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 12:35:17,438 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 12:35:17,438 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 12:35:17,438 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 12:35:17,442 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:35:17,459 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-20 12:35:17,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:35:17,460 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:35:17,466 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-20 12:35:17,466 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 12:35:17,466 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 12:35:17,467 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:35:17,468 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-20 12:35:17,468 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:35:17,468 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:35:17,469 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-20 12:35:17,469 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 12:35:17,478 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~res~0#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 8#L378true assume !(main_~length1~0#1 < 1); 10#L378-2true assume !(main_~length2~0#1 < 1); 9#L381-1true call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnHeap(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;havoc main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnHeap(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;havoc main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcmp_#res#1;havoc cstrcmp_#t~post209#1.base, cstrcmp_#t~post209#1.offset, cstrcmp_#t~post210#1.base, cstrcmp_#t~post210#1.offset, cstrcmp_#t~mem205#1, cstrcmp_#t~mem206#1, cstrcmp_#t~mem207#1, cstrcmp_#t~short208#1, cstrcmp_#t~mem211#1, cstrcmp_#t~mem212#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, cstrcmp_~uc1~0#1, cstrcmp_~uc2~0#1;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset;havoc cstrcmp_~uc1~0#1;havoc cstrcmp_~uc2~0#1; 6#L367-5true [2022-11-20 12:35:17,479 INFO L750 eck$LassoCheckResult]: Loop: 6#L367-5true call cstrcmp_#t~mem205#1 := read~int(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~short208#1 := 0 != cstrcmp_#t~mem205#1; 11#L367-1true assume cstrcmp_#t~short208#1;call cstrcmp_#t~mem206#1 := read~int(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);call cstrcmp_#t~mem207#1 := read~int(cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, 1);cstrcmp_#t~short208#1 := cstrcmp_#t~mem206#1 == cstrcmp_#t~mem207#1; 2#L367-3true assume !!cstrcmp_#t~short208#1;havoc cstrcmp_#t~mem205#1;havoc cstrcmp_#t~mem206#1;havoc cstrcmp_#t~mem207#1;havoc cstrcmp_#t~short208#1;cstrcmp_#t~post209#1.base, cstrcmp_#t~post209#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post209#1.base, 1 + cstrcmp_#t~post209#1.offset;havoc cstrcmp_#t~post209#1.base, cstrcmp_#t~post209#1.offset;cstrcmp_#t~post210#1.base, cstrcmp_#t~post210#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post210#1.base, 1 + cstrcmp_#t~post210#1.offset;havoc cstrcmp_#t~post210#1.base, cstrcmp_#t~post210#1.offset; 6#L367-5true [2022-11-20 12:35:17,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:35:17,490 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-11-20 12:35:17,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:35:17,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830427778] [2022-11-20 12:35:17,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:35:17,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:35:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:35:17,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:35:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:35:17,810 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:35:17,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:35:17,815 INFO L85 PathProgramCache]: Analyzing trace with hash 49755, now seen corresponding path program 1 times [2022-11-20 12:35:17,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:35:17,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901269218] [2022-11-20 12:35:17,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:35:17,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:35:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:35:17,845 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:35:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:35:17,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:35:17,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:35:17,880 INFO L85 PathProgramCache]: Analyzing trace with hash 180429558, now seen corresponding path program 1 times [2022-11-20 12:35:17,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:35:17,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086025394] [2022-11-20 12:35:17,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:35:17,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:35:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:35:17,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:35:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:35:18,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:35:19,081 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:35:19,082 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:35:19,082 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:35:19,082 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:35:19,083 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:35:19,083 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:19,083 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:35:19,083 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:35:19,084 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcmp_malloc.i_Iteration1_Lasso [2022-11-20 12:35:19,084 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:35:19,084 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:35:19,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,144 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,147 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,152 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,156 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,158 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,161 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,172 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,834 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,837 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:19,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:35:20,840 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:35:20,846 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:35:20,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:20,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:20,851 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:20,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 12:35:20,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:20,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:20,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:20,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:20,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:20,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:20,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:20,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:20,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:20,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-20 12:35:20,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:20,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:20,899 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:20,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:20,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:20,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:20,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:20,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:20,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:20,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:20,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:20,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 12:35:20,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:20,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:20,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:20,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:20,937 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:20,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 12:35:20,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:20,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:20,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:20,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:20,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:20,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:20,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:20,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:20,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:20,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:20,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:20,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:20,970 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:20,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 12:35:20,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:20,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:20,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:20,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:20,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:20,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:20,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:20,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:20,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,017 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 12:35:21,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:35:21,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,060 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:21,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:21,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:21,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 12:35:21,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,113 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:21,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:21,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:21,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 12:35:21,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-20 12:35:21,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,155 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:21,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 12:35:21,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:21,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:21,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-11-20 12:35:21,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,194 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 12:35:21,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:21,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:21,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:21,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,241 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 12:35:21,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,269 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:35:21,269 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,293 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 12:35:21,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:21,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:35:21,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:21,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,340 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 12:35:21,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,366 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-11-20 12:35:21,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,382 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 12:35:21,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,417 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 12:35:21,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:35:21,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,457 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 12:35:21,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,476 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:35:21,476 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,499 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 12:35:21,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:35:21,525 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,548 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 12:35:21,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:35:21,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,600 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 12:35:21,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:35:21,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,620 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:35:21,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,621 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:35:21,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:35:21,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:35:21,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:21,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,644 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 12:35:21,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:35:21,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:35:21,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:35:21,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:35:21,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:35:21,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:35:21,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:35:21,714 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:35:21,810 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 12:35:21,810 INFO L444 ModelExtractionUtils]: 25 out of 40 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-11-20 12:35:21,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:35:21,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:35:21,866 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:35:21,933 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:35:21,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 12:35:21,951 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 12:35:21,951 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:35:21,952 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_cstrcmp_~s2#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_cstrcmp_~s2#1.offset Supporting invariants [] [2022-11-20 12:35:21,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:22,006 INFO L156 tatePredicateManager]: 9 out of 11 supporting invariants were superfluous and have been removed [2022-11-20 12:35:22,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:35:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:35:22,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 12:35:22,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:35:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:35:22,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 12:35:22,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:35:22,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 12:35:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:35:22,281 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 12:35:22,284 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:35:22,354 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 32 transitions. Complement of second has 5 states. [2022-11-20 12:35:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-20 12:35:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:35:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2022-11-20 12:35:22,362 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 5 letters. Loop has 3 letters. [2022-11-20 12:35:22,363 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:35:22,363 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 8 letters. Loop has 3 letters. [2022-11-20 12:35:22,363 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:35:22,363 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 5 letters. Loop has 6 letters. [2022-11-20 12:35:22,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:35:22,365 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 32 transitions. [2022-11-20 12:35:22,370 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 12:35:22,373 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-11-20 12:35:22,374 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 12:35:22,374 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 12:35:22,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 12:35:22,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:35:22,375 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:35:22,375 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:35:22,375 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:35:22,375 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 12:35:22,375 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 12:35:22,376 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 12:35:22,376 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 12:35:22,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 12:35:22 BoogieIcfgContainer [2022-11-20 12:35:22,387 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 12:35:22,389 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:35:22,389 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:35:22,389 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:35:22,390 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:17" (3/4) ... [2022-11-20 12:35:22,392 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 12:35:22,393 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:35:22,394 INFO L158 Benchmark]: Toolchain (without parser) took 6007.72ms. Allocated memory is still 195.0MB. Free memory was 162.0MB in the beginning and 150.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-11-20 12:35:22,394 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:35:22,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.24ms. Allocated memory is still 195.0MB. Free memory was 161.4MB in the beginning and 143.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 12:35:22,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.43ms. Allocated memory is still 195.0MB. Free memory was 143.8MB in the beginning and 141.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:35:22,398 INFO L158 Benchmark]: Boogie Preprocessor took 27.80ms. Allocated memory is still 195.0MB. Free memory was 141.8MB in the beginning and 140.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:35:22,402 INFO L158 Benchmark]: RCFGBuilder took 367.18ms. Allocated memory is still 195.0MB. Free memory was 140.4MB in the beginning and 128.5MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 12:35:22,403 INFO L158 Benchmark]: BuchiAutomizer took 5044.16ms. Allocated memory is still 195.0MB. Free memory was 128.5MB in the beginning and 150.4MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:35:22,403 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 195.0MB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:35:22,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.24ms. Allocated memory is still 195.0MB. Free memory was 161.4MB in the beginning and 143.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.43ms. Allocated memory is still 195.0MB. Free memory was 143.8MB in the beginning and 141.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.80ms. Allocated memory is still 195.0MB. Free memory was 141.8MB in the beginning and 140.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 367.18ms. Allocated memory is still 195.0MB. Free memory was 140.4MB in the beginning and 128.5MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5044.16ms. Allocated memory is still 195.0MB. Free memory was 128.5MB in the beginning and 150.4MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 195.0MB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * s2 + unknown-#length-unknown[nondetString1] and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 11 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital220 mio100 ax100 hnf100 lsp97 ukn85 mio100 lsp51 div178 bol100 ite100 ukn100 eq161 hnf92 smp67 dnf114 smp89 tf100 neg98 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 71ms VariablesStem: 7 VariablesLoop: 6 DisjunctsStem: 4 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 12:35:22,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7ce45c-1df7-4c40-80b3-162c23a7e616/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE